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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.myfaces.orchestra.frameworkAdapter.springBasic;
20  
21  import org.apache.myfaces.orchestra.frameworkAdapter.basic.BasicFrameworkAdapter;
22  import org.springframework.context.ApplicationContext;
23  import org.springframework.web.context.support.WebApplicationContextUtils;
24  
25  import javax.servlet.ServletContext;
26  
27  /**
28   * Same as {@link BasicFrameworkAdapter} but lookup the bean using the Spring framework.
29   * <p>
30   * This makes it possible to configure Orchestra to look up beans from a Spring context
31   * even when there is no ServletContext or FacesContext available.
32   * 
33   * @see BasicFrameworkAdapter
34   */
35  public class SpringBasicFrameworkAdapter extends BasicFrameworkAdapter
36  {
37      private final ServletContext context;
38  
39      public SpringBasicFrameworkAdapter(ServletContext context, String conversationMessagerClass)
40      {
41          super(context, conversationMessagerClass);
42  
43          this.context = context;
44      }
45  
46      public Object getBean(String name)
47      {
48          ApplicationContext appContext = WebApplicationContextUtils.getRequiredWebApplicationContext(context);
49          if (appContext.containsBean(name))
50          {
51              return appContext.getBean(name);
52          }
53          else
54          {
55              return null;
56          }
57      }
58  }